Twin break transfer switch
Two-material vapor shield for vacuum-type circuit interrupter
Two-pressure gas circuit breaker with low pressure gas heating
Two-pressure type circuit interrupter
Ultra-high-tension circuit-breaker
Ultrasonically milled channel plate for a switch
Unitary end closure and seal shield member for vacuum interrupte
Unitized control panel
Unitized manual actuator assembly for unitized electrical switch
Upstanding mounting structure for high-voltage three-break live-
Vacuum arc current limiter with oscillating transverse magnetic
Vacuum arc switching device with internal shielding
Vacuum breaker
Vacuum bulb provided with electrical insulation
Vacuum circuit breaker
Vacuum circuit breaker
Vacuum circuit breaker
Vacuum circuit breaker
Vacuum circuit breaker
Vacuum circuit breaker